Coffee filter



FIG. 1 is a perspective view of a coffee filter showing my new design in an open configuration;

FIG. 2 is a left side view thereof, in an open configuration;

FIG. 3 is a left side view thereof, in a closed configuration;

FIG. 4 is a right side view thereof, in an open configuration;

FIG. 5 is a right side view thereof, in a closed configuration;

FIG. 6 is a front view thereof;

FIG. 7 is a back view thereof;

FIG. 8 is a top view thereof;

FIG. 9 is a bottom view thereof; and,

FIG. 10 is a top view thereof, in an open configuration.

The broken lines in the drawing views represent unclaimed portions of a coffee filter, which are included for the purpose of illustrating unclaimed environment only, and forms no part of the claimed design. 

CLAIM We claim the ornamental design for a coffee filter, as shown and described. 